/Engine/Source/Editor/KismetCompiler/Public/KismetCompilerMisc.h
Generate an error for non-const output parameters
static void DetectValuesReturnedByRef ( const [UFunction](API\Runtime\CoreUObject\UObject\UFunction) * Func, const [UK2Node](API\Editor\BlueprintGraph\UK2Node) * Node, [FCompilerResultsLog](API\Editor\UnrealEd\Kismet2\FCompilerResultsLog) & MessageLog )